diff --git a/.github/workflows/semgrep.yml b/.github/workflows/semgrep.yml
new file mode 100644
index 0000000..6f1cec8
--- /dev/null
+++ b/.github/workflows/semgrep.yml
@@ -0,0 +1,26 @@
+on:
+  workflow_dispatch: {}
+  pull_request: {}
+  push:
+    branches:
+    - main
+    - master
+    paths:
+    - .github/workflows/semgrep.yml
+  schedule:
+  # random HH:MM to avoid a load spike on GitHub Actions at 00:00
+  - cron: 28 1 * * *
+name: Semgrep
+jobs:
+  semgrep:
+    name: semgrep/ci
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    env:
+      SEMGREP_APP_TOKEN: ${{ secrets.SEMGREP_APP_TOKEN }}
+    container:
+      image: semgrep/semgrep
+    steps:
+    - uses: actions/checkout@v6
+    - run: semgrep ci
diff --git a/README.md b/README.md
index 65bad49..1b22b1e 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-
+TEST
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
 [![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
@@ -92,4 +92,4 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
-This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!
\ No newline at end of file
+This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!